Finding the Fourth Proportional to 2,673,842.06, 3,689,908.12 and 1,527,919.67
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Solution
The fourth proportional to 2,673,842.06, 3,689,908.12 and 1,527,919.67 is: 2,108,532.62
Step by Step Solution
- Step 1: Write the proportion equation
2,673,842.06 : 3,689,908.12 = 1,527,919.67 : x - Step 2: Convert to fraction form
2,673,842.06/3,689,908.12 = 1,527,919.67/x - Step 3: Cross multiply
2,673,842.06x = 3,689,908.12 × 1,527,919.67 - Step 4: Simplify right side
2,673,842.06x = 5,637,883,208,175.39 - Step 5: Solve for x
x = 5,637,883,208,175.39/2,673,842.06 - Step 6: Final answer
x = 2,108,532.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.